https://www.space.com/esa-estec-artificial-star-photo-satellite-navigation
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'Artificial star' helps test satellite navigation systems (photo) - Space.com
9/11/23 at 2:00pm
Organization
Space.com
Author
Rahul Rao
Details
22 words
Summarize
Science trackers test satellite navigation systems Space.com Star
Star trackers need to tested before they launch to space aboard satellites.
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